Thermistors and Portmanteau Words Quiz

What is a portmanteau word?

• A word that rhymes with another

• A word blending the sounds and combining the meanings of two others

• A word that is a synonym of another

• A word that is an antonym of another

What does the "therm" part of "thermistor" refer to?

• Light

• Sound

• Heat

• Electricity

What is the primary function of a thermistor in a circuit?

• To store energy

• To amplify signals

• To measure temperature changes

• To convert AC to DC

What is the main characteristic of Negative Temperature Coefficient (NTC) thermistors?

• They have more resistance at higher temperatures.

• They have less resistance at higher temperatures.

• They have constant resistance at all temperatures.

• They have more resistance at lower temperatures.

What material did Faraday report on for its semiconducting behavior?

• Copper

• Silver sulphide

• Gold

• Silicon

What materials are generally used to produce thermistors?

• Plastic polymers

• Powdered metal oxides

• Silicon wafers

• Carbon fibers

What is the accuracy range of modern NTC thermistors?

• ±1.0 °C

• ±0.5 °C

• ±0.1 °C or ±0.2 °C

• ±2.0 °C

Which type of thermistor is known for increasing resistance with rising temperature?

• Positive Temperature Coefficient (PTC) thermistor

• Negative Temperature Coefficient (NTC) thermistor

• Zero Temperature Coefficient (ZTC) thermistor

• Variable Temperature Coefficient (VTC) thermistor

Which of the following is a common use of thermistors in electronic devices?

• As a power source

• As a temperature sensor

• As a display screen

• As a data processor